How to install formsmodule in angular?

Question

Angular

For the ngModel directive to work, it is necessary to import the formsmodule, tell me how to install this module?

Answer 1

https://codesandbox.io/s/5300qmlw9k
Look at package.json and app.module.ts
If you start the application with the ng new my-app command, this module will already be in package.json
https://angular.io/guide/quickstart